Explosion-proof magnetic starter protection class is IP54 grade, proof mark for ExdIIBT4 or ExdeIIBT4, corrosion grade WF1, Inlet and outlet thread for G11 / 4 ~ G3, you can use the cable diameter inlet and outlet for the 15-56mm. According charged with motor power can be divided into 13KW/17KW/22KW/30KW/40KW/55KW/75KW/95KW and other nine specifications. Can be applied in a Zone 2 hazardous locations, IIA, IIB class of explosive gas environment, you can use normal indoor and outdoor. About BQX proof electromagnetic starter or star-delta proof solenoid starter electrical schematics and Dimensions, please call or letter inquiries. Which explosion proof magnetic starter solenoid starter stable performance, safe. Quality year replacement, three-year warranty.